import type { Model, ModelInfo, ServiceName } from './types';
/**
 * Registry for managing model information and pricing
 */
export declare class ModelRegistry {
    private customModels;
    /**
     * Fetch available models for a service
     * Note: This returns cached/known models. For live fetching, use provider.fetchModels()
     */
    fetchModels(service: ServiceName, _apiKey?: string): Promise<Model[]>;
    /**
     * Get quality models (excluding embeddings, TTS, image, audio, instruct models)
     */
    getQualityModels(service: ServiceName): Model[];
    /**
     * Check if tags contain any non-LLM indicators
     */
    private hasNonLLMTags;
    /**
     * Get model information for a specific model
     */
    getModelInfo(service: ServiceName, model: string): ModelInfo | null;
    /**
     * Add a custom model definition
     */
    addCustomModel(service: ServiceName, model: string, info: ModelInfo): void;
    /**
     * Remove a custom model definition
     */
    removeCustomModel(service: ServiceName, model: string): boolean;
    /**
     * Check if a model exists (either default or custom)
     */
    hasModel(service: ServiceName, model: string): boolean;
    /**
     * Get all known services
     */
    getKnownServices(): ServiceName[];
}
/**
 * Get the global ModelRegistry instance
 */
export declare function getModelRegistry(): ModelRegistry;
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